National Health Interview Survey
2008 NHIS Paradata File
The 2008 NHIS Paradata File contains data about the NHIS data collection process. It may be used as a stand-alone data file or linked to the NHIS 2008 health data files.
The Paradata File Description Document gives an overview of the 2008 Paradata File, including information about the sample design, weighting, and variables found on the file. Appendix I of this Description Document contains an example of SAS code that can be used to link the 2008 Paradata File with the 2008 regular health data files.
An ASCII data set containing paradata for the 2008 survey year (PARADATA.EXE) can be downloaded via the Dataset link below.
Dataset documentation for the Paradata File consists of a variable summary, variable layout and variable frequencies. Sample input programs are also provided.Users are encouraged to check the NHIS website for updates and to subscribe to the NHIS Listserv to receive notices of any corrections/updates.